12409397

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 17875200

約数和(自身を除く): 5465803

約数列:

[1, 7, 11, 13, 23, 49, 77, 91, 121, 143, 161, 253, 299, 343, 539, 637, 847, 1001, 1127, 1573, 1771, 2093, 2783, 3289, 3773, 4459, 5929, 7007, 7889, 11011, 12397, 14651, 19481, 23023, 36179, 41503, 49049, 77077, 86779, 102557, 136367, 161161, 253253, 539539, 954569, 1128127, 1772771, 12409397]

約数ペア:

[(1, 12409397), (7, 1772771), (11, 1128127), (13, 954569), (23, 539539), (49, 253253), (77, 161161), (91, 136367), (121, 102557), (143, 86779), (161, 77077), (253, 49049), (299, 41503), (343, 36179), (539, 23023), (637, 19481), (847, 14651), (1001, 12397), (1127, 11011), (1573, 7889), (1771, 7007), (2093, 5929), (2783, 4459), (3289, 3773)]